Home / 40,422.55-55,783.70-23,197.72

Finding the Fourth Proportional to 40,422.55, 55,783.70 and 23,197.72

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Solution

The fourth proportional to 40,422.55, 55,783.70 and 23,197.72 is: 32,013.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,422.55 : 55,783.70 = 23,197.72 : x
  2. Step 2: Convert to fraction form
    40,422.55/55,783.70 = 23,197.72/x
  3. Step 3: Cross multiply
    40,422.55x = 55,783.70 × 23,197.72
  4. Step 4: Simplify right side
    40,422.55x = 1,294,054,537.18
  5. Step 5: Solve for x
    x = 1,294,054,537.18/40,422.55
  6. Step 6: Final answer
    x = 32,013.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.